`makereadytraining.com`

CNAME	`a263f92422a7b46e0875f500009b26a2-9888139591d8ba2b.elb.us-east-1.amazonaws.com`
DNSSEC	⚠️ Not signed
A	3.92.247.197^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
		PTR	`ec2-3-92-247-197.compute-1.amazonaws.com`
A	3.227.70.140^{🇺🇸 Amazon3.224.0.0/12 EC2 IAD prefix}
A	18.210.159.66^{🇺🇸 Amazon18.208.0.0/13 EC2 IAD prefix}
A	52.23.136.177^{🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix}

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1774518757

Previously MX for

makereadytraining.com

Subdomains

hostmaster.makereadytraining.com

mx.makereadytraining.com

Same first word

makereadytraining.com

DNS History

9 records (3 active, 6 former)

●NSns1.dotster.com2018-07-05 → 2026-03-26 · 3 obs

○ 2015-07-17 17:12:30
● 2018-07-05 05:02:46
● 2026-03-26 10:01:04

○NSns1.panteao.com2015-07-17 → 2018-07-05 · 4 obs

● 2015-07-17 17:12:30
● 2018-07-05 05:02:46
○ 2026-02-16 21:37:44
○ 2026-03-26 10:01:04

●NSns2.dotster.com2026-02-16 → 2026-03-26 · 3 obs

○ 2018-07-05 05:02:46
● 2026-02-16 21:37:44
● 2026-03-26 10:01:04

○NSns2.panteao.com2015-07-17 → 2018-07-05 · 4 obs

● 2015-07-17 17:12:30
● 2018-07-05 05:02:46
○ 2026-02-16 21:37:44
○ 2026-03-26 10:01:04

○MXmakereadytraining.com2015-07-17 → 2015-07-17 · 3 obs

● 2015-07-17 17:12:30
○ 2018-07-05 05:02:46
○ 2026-03-26 10:01:04

○MXmx.makereadytraining.com2018-07-05 → 2026-02-17 · 5 obs

○ 2015-07-17 17:12:30
● 2018-07-05 05:02:46
● 2026-02-17 03:35:16
○ 2026-02-19 00:46:36
○ 2026-03-26 10:01:04

○A162.144.249.2212015-07-17 → 2015-07-17 · 3 obs

● 2015-07-17 17:12:30
○ 2018-07-05 05:02:46
○ 2026-03-26 10:01:04

○A66.96.161.1652018-07-05 → 2026-02-17 · 5 obs

○ 2015-07-17 17:12:30
● 2018-07-05 05:02:46
● 2026-02-17 03:35:16
○ 2026-02-19 00:46:36
○ 2026-03-26 10:01:04

●CNAMEa263f92422a7b46e0875f500009b26a2-9888139591d8ba2b.elb.us-east-1.amazonaws.com2026-02-16 → 2026-03-26 · 2 obs

● 2026-02-16 21:37:44
● 2026-03-26 10:01:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, m.gtld-servers.net, g.gtld-servers.net, b.gtld-servers.net...	-
makereadytraining.com	ns1.dotster.com, ns2.dotster.com	2 records

✅ Authoritative Response

Server:172.64.53.155

NS records: ns1.dotster.com, ns2.dotster.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for makereadytraining.com (unsigned zone)

⏱️ Timing

Total: 186ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`a263f92422a7b46e0875f500009b26a2-9888139`
SOA	1	`ns1.dotster.com dnsadmin.dotster.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.dotster.com, ns2.dotster.com)

Analysis

Hierarchy

makereadytraining.com is parent of hostmaster.makereadytraining.com and mx.makereadytraining.com.

IP Addresses

makereadytraining.com resolves to four IP numbers: 3.92.247.197, 3.227.70.140, 18.210.159.66 and 52.23.136.177.

other host names for instance ec2-52-23-136-177.compute-1.amazonaws.com, ec2-3-92-247-197.compute-1.amazonaws.com, a263f92422a7b46e0875f500009b26a2-9888139591d8ba2b.elb.us-east-1.amazonaws.com, ec2-18-210-159-66.compute-1.amazonaws.com and ec2-3-227-70-140.compute-1.amazonaws.com share IP numbers with makereadytraining.com.

makereadytraining.com - robtex.com